17697988

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1553}}^1$

素因数の和:1612

約数の個数: 48

約数和(自身を含む): 39682944

約数和(自身を除く): 21984956

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 74, 77, 148, 154, 259, 308, 407, 518, 814, 1036, 1553, 1628, 2849, 3106, 5698, 6212, 10871, 11396, 17083, 21742, 34166, 43484, 57461, 68332, 114922, 119581, 229844, 239162, 402227, 478324, 632071, 804454, 1264142, 1608908, 2528284, 4424497, 8848994, 17697988]

約数ペア:

[(1, 17697988), (2, 8848994), (4, 4424497), (7, 2528284), (11, 1608908), (14, 1264142), (22, 804454), (28, 632071), (37, 478324), (44, 402227), (74, 239162), (77, 229844), (148, 119581), (154, 114922), (259, 68332), (308, 57461), (407, 43484), (518, 34166), (814, 21742), (1036, 17083), (1553, 11396), (1628, 10871), (2849, 6212), (3106, 5698)]